Meanwhile, he was reading (and, after 1934, teaching at Sarah Lawrence College) the work of modern masters like Yeats, T. S. Eliot, Thomas Mann, and Goethe, in addition to Joyce, and the then-modern psychologists Freud and Jung, both of whom looked deeply into literature, ancient and modern.

Long ago, he wrote down a reading list. It has been published in various formats, both in print (in the back of The Mythic Dimension) and on the net. I have posted a copy here for download.